Praise for the first edition . . . "A must-have volume for rock and fossil collectors, naturalists, and travelers . . . ideal for the nature enthusiast with little or no background in geology." -Earth "Cvancara's Field Manual is the book for which I have been waiting for many years " This fascinating guide is an important resource you'll want to have with you on any outdoor vacation, nature walk, or rock hunting expedition. A Field Manual for the...